| Acronym | Definition |
|---|
| MSSP➣Medicare Shared Savings Program |
| MSSP➣Managed Security Service Provider |
| MSSP➣Mechanical Systems and Signal Processing (journal; Elsevier BV) |
| MSSP➣Multi Service Switching Platform |
| MSSP➣Microsoft Security Provider |
| MSSP➣Market Segment Specialization Program |
| MSSP➣Master Synchronous Serial Port |
| MSSP➣Multi-Service Switching Platform |
| MSSP➣Multi-purpose Senior Services Program |
| MSSP➣Microsoft Smooth Streaming Protocol (software) |
| MSSP➣Maximum Static Sealing Pressure |
| MSSP➣Missionary Society of Saint Paul |
| MSSP➣Medicare Stop Smoking Program |
| MSSP➣Multi-Sensor Stabilized Payload |
| MSSP➣Medical Staff Services Professional (healthcare industry) |
| MSSP➣Multi-Senior Services Program |
| MSSP➣Mobile Service Switching Point (ProQuent Systems) |
| MSSP➣Modeling & Simulation Strategic Plan |
| MSSP➣Modeling & Simulation Support Plan |
| MSSP➣Management System Steering Panel |
| MSSP➣Modified Spatial Smoothing Preprocessing |
| MSSP➣Management System Support Project |
| MSSP➣Market Segment Reports (IRS) |
| MSSP➣Modified Successive Shortest Path |
| MSSP➣Multiprocessor Similarity Stack Protocol |